PowerShell 复制 [int].IsPrimitive # $true [Object[]].FullName # "System.Object[]" [int[,,]].GetArrayRank() # 3 专用于保存字符串的泛型堆栈类型(§4.4)可以编写为 [Stack[string]],专用于保存具有关联字符串值的 int 键的泛型字典类型可能编写为 [Dictionary[int,string]]。
# This expression returns true.# The pattern matches the first word character 'B'.'Book'-match'\w' 通配符 句点(.) 是正则表达式中的通配符。 它匹配除换行符外的任何字符 (\n)。 PowerShell # This expression returns true.# The pattern matches any 4 characters except the newline.'a1\ '-matc...
Select-Stringis based on lines of text. By default,Select-Stringfinds the first match in each line and, for each match, it displays the file name, line number, and all text in the line containing the match. You can directSelect-Stringto find multiple matches per line, display text before...
Get-Contact cmdlet 不返回邮件联系人的任何邮件相关属性。 使用 Get-MailContact 可查看邮件联系人的邮件相关属性。 您必须先获得权限,然后才能运行此 cmdlet。 虽然本主题中列出了此 cmdlet 的所有参数,但如果这些参数并未包含在分配给您的权限中,那么您将无法使用这些
FirstName LastName Alias Type:String Position:Named Default value:None Required:False Accept pipeline input:False Accept wildcard characters:False Applies to:Exchange Server 2010, Exchange Server 2013, Exchange Server 2016, Exchange Server 2019, Exchange Online ...
The Alias parameter never generates or updates the primary email address of a mail contact or a mail user. Type:String Position:Named Default value:None Required:False Accept pipeline input:False Accept wildcard characters:False Applies to:Exchange Server 2010, Exchange Server 2013, Exchange Server...
FirstName LastName Alias Type:String Position:Named Default value:None Required:False Accept pipeline input:False Accept wildcard characters:False Applies to:Exchange Server 2010, Exchange Server 2013, Exchange Server 2016, Exchange Server 2019, Exchange Online ...
Type:String Aliases:RSE Position:Named Default value:None Required:False Accept pipeline input:False Accept wildcard characters:False -RedirectStandardInput Specifies a file. This cmdlet reads input from the specified file. Enter the path and filename of the input file. By default, the process g...
You can first verify if the string you are looking for exist or not. If not it will not replace anything. If (select-string -path "c:\Windows\System32\drivers\etc\hosts" -pattern "String to look for") ` {(Get-Content c:\Windows\System32\drivers\etc\hosts).replace('Str...
A regular expression, also known as regex, is aspecial sequence of characters used to match a pattern in a string.For example, you can build a regular expression to find a credit card number inside a string. You start by constructing a pattern to match the sequence of four groups th...